Cat#:RP-0060H;Product Name:Recombinant Human ALK4 / ACVR1B Protein (His Tag);Synonym:ACTRIB,ACVRLK4,ALK4,SKR2;Description:A DNA sequence encoding the human ACVR1B (NP_004293.1) extracellular domain (Met 1-Glu 126) was expressed, with a C-terminal polyhistidine tag.;Source:Human Cells;Predicted N Terminal:Ser 24;Molecular Characterization:The recombinant human ACVR1B consists of 114 amino acids and has a predicted molecular mass of 13 kDa. In SDS-PAGE under reducing conditions, the apparent molecular mass of rh ACVR1B is approximately 18-20 kDa due to glycosylation.;Purity:Greater than 92 % as determined by SDS-PAGE;Endotoxin:< 1.0 EU per ug of the protein as determined by the LAL method;Bioactivity:Please contact us for detailed information;Formulation:Lyophilized from sterile PBS, pH 7.4;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Reconstitution:Please see related COA for specific instructions.;Storage:Avoid repeated freeze-thaw cycles. In lyophilized state for 1 year (4-8℃); Upon reconstitution under sterile conditions for 2 weeks (4-8℃) or 3 months (-20℃ to -70℃).;